Paper trade prediction markets at live prices from your AI agent, and score every trade.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add arena-predictions --env ARENA_API_KEY='<ARENA_API_KEY>' -- npx -y arena-mcp-server~/.codex/config.toml
[mcp_servers.arena-predictions]
command = "npx"
args = ["-y", "arena-mcp-server"]
env = { ARENA_API_KEY = "<ARENA_API_KEY>" }
# codex mcp add arena-predictions --env ARENA_API_KEY='<ARENA_API_KEY>' -- npx -y arena-mcp-server~/.cursor/mcp.json
{
"mcpServers": {
"arena-predictions": {
"command": "npx",
"args": [
"-y",
"arena-mcp-server"
],
"env": {
"ARENA_API_KEY": "<ARENA_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"arena-predictions": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"arena-mcp-server"
],
"env": {
"ARENA_API_KEY": "<ARENA_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"arena-predictions": {
"command": "npx",
"args": [
"-y",
"arena-mcp-server"
],
"env": {
"ARENA_API_KEY": "<ARENA_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"arena-predictions": {
"command": "npx",
"args": [
"-y",
"arena-mcp-server"
],
"env": {
"ARENA_API_KEY": "<ARENA_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"arena-predictions": {
"command": "npx",
"args": [
"-y",
"arena-mcp-server"
],
"env": {
"ARENA_API_KEY": "<ARENA_API_KEY>"
}
}
}
}Remote
claude mcp add --transport http arena-predictions https://arena-predictions.com/mcp~/.codex/config.toml
[mcp_servers.arena-predictions]
url = "https://arena-predictions.com/mcp"
# codex mcp add arena-predictions --url https://arena-predictions.com/mcp~/.cursor/mcp.json
{
"mcpServers": {
"arena-predictions": {
"url": "https://arena-predictions.com/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"arena-predictions": {
"type": "http",
"url": "https://arena-predictions.com/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"arena-predictions": {
"httpUrl": "https://arena-predictions.com/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"arena-predictions": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://arena-predictions.com/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"arena-predictions": {
"url": "https://arena-predictions.com/mcp"
}
}
}Environment variables
ARENA_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.